数学测试成绩的总体分布为正态分布,σ已知,样本平均数的抽样分布是正态分布。当置信水平为0.95时,样本容量n=36,样本_问答题_教育统计与测量

基本文件流程错误 SQL 调试

/www/wwwroot/learn/thinker/admin/public/index.php ( 0.88 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/start.php ( 0.72 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/base.php ( 2.60 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Loader.php ( 21.07 KB )
/www/wwwroot/learn/thinker/admin/vendor/composer/autoload_static.php ( 17.49 KB )
/www/wwwroot/learn/thinker/admin/vendor/symfony/polyfill-php80/bootstrap.php ( 1.50 KB )
/www/wwwroot/learn/thinker/admin/vendor/symfony/polyfill-mbstring/bootstrap.php ( 8.26 KB )
/www/wwwroot/learn/thinker/admin/vendor/symfony/polyfill-intl-normalizer/bootstrap.php ( 0.71 KB )
/www/wwwroot/learn/thinker/admin/vendor/symfony/polyfill-intl-idn/bootstrap.php ( 4.52 KB )
/www/wwwroot/learn/thinker/admin/vendor/symfony/deprecation-contracts/function.php ( 0.98 KB )
/www/wwwroot/learn/thinker/admin/vendor/ralouphie/getallheaders/src/getallheaders.php ( 1.60 KB )
/www/wwwroot/learn/thinker/admin/vendor/guzzlehttp/promises/src/functions_include.php ( 0.16 KB )
/www/wwwroot/learn/thinker/admin/vendor/guzzlehttp/promises/src/functions.php ( 9.89 KB )
/www/wwwroot/learn/thinker/admin/vendor/guzzlehttp/psr7/src/functions_include.php ( 0.15 KB )
/www/wwwroot/learn/thinker/admin/vendor/guzzlehttp/psr7/src/functions.php ( 13.09 KB )
/www/wwwroot/learn/thinker/admin/vendor/guzzlehttp/guzzle/src/functions_include.php ( 0.16 KB )
/www/wwwroot/learn/thinker/admin/vendor/guzzlehttp/guzzle/src/functions.php ( 9.70 KB )
/www/wwwroot/learn/thinker/admin/vendor/symfony/polyfill-php73/bootstrap.php ( 0.99 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/abs.php ( 0.81 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/acos.php ( 1.04 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/acosh.php ( 0.90 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/acot.php ( 0.74 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/acoth.php ( 0.76 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/acsc.php ( 0.83 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/acsch.php ( 0.86 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/argument.php ( 0.81 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/asec.php ( 0.83 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/asech.php ( 0.85 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/asin.php ( 1.01 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/asinh.php ( 0.91 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/atan.php ( 1.34 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/atanh.php ( 1.08 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/conjugate.php ( 0.74 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/cos.php ( 0.92 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/cosh.php ( 0.90 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/cot.php ( 0.83 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/coth.php ( 0.74 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/csc.php ( 0.82 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/csch.php ( 0.84 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/exp.php ( 0.92 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/inverse.php ( 0.87 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/ln.php ( 0.94 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/log2.php ( 1.06 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/log10.php ( 1.08 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/negative.php ( 0.76 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/pow.php ( 1.27 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/rho.php ( 0.84 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/sec.php ( 0.71 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/sech.php ( 0.74 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/sin.php ( 0.87 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/sinh.php ( 0.90 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/sqrt.php ( 0.81 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/tan.php ( 1.21 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/tanh.php ( 1.11 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/functions/theta.php ( 1.25 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/operations/add.php ( 1.26 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/operations/subtract.php ( 1.28 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/operations/multiply.php ( 1.41 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/operations/divideby.php ( 1.75 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/complex/classes/src/operations/divideinto.php ( 1.75 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/adjoint.php ( 0.69 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/antidiagonal.php ( 0.74 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/cofactors.php ( 0.70 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/determinant.php ( 0.71 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/diagonal.php ( 0.70 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/identity.php ( 0.70 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/inverse.php ( 0.69 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/minors.php ( 0.69 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/trace.php ( 0.69 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Functions/transpose.php ( 0.71 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Operations/add.php ( 0.93 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Operations/directsum.php ( 0.95 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Operations/subtract.php ( 0.96 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Operations/multiply.php ( 0.98 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Operations/divideby.php ( 0.96 KB )
/www/wwwroot/learn/thinker/admin/vendor/markbaker/matrix/classes/src/Operations/divideinto.php ( 1.00 KB )
/www/wwwroot/learn/thinker/admin/vendor/topthink/think-helper/src/helper.php ( 2.88 KB )
/www/wwwroot/learn/thinker/admin/vendor/karsonzhang/fastadmin-addons/src/common.php ( 15.07 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Route.php ( 60.23 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Config.php ( 6.38 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Hook.php ( 4.71 KB )
/www/wwwroot/learn/thinker/admin/vendor/overtrue/wechat/src/Kernel/Support/Helpers.php ( 2.63 KB )
/www/wwwroot/learn/thinker/admin/vendor/overtrue/wechat/src/Kernel/Helpers.php ( 1.89 KB )
/www/wwwroot/learn/thinker/admin/vendor/topthink/think-captcha/src/helper.php ( 1.59 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Validate.php ( 42.78 KB )
/www/wwwroot/learn/thinker/admin/vendor/topthink/think-queue/src/common.php ( 1.19 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Console.php ( 23.13 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Error.php ( 3.75 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/convention.php ( 10.37 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/App.php ( 21.58 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Request.php ( 50.00 KB )
/www/wwwroot/learn/thinker/admin/application/config.php ( 12.14 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Env.php ( 1.21 KB )
/www/wwwroot/learn/thinker/admin/application/database.php ( 2.09 KB )
/www/wwwroot/learn/thinker/admin/application/extra/addons.php ( 0.56 KB )
/www/wwwroot/learn/thinker/admin/application/extra/jwt.php ( 0.34 KB )
/www/wwwroot/learn/thinker/admin/application/extra/mcp.php ( 0.27 KB )
/www/wwwroot/learn/thinker/admin/application/extra/queue.php ( 0.55 KB )
/www/wwwroot/learn/thinker/admin/application/extra/site.php ( 0.96 KB )
/www/wwwroot/learn/thinker/admin/application/extra/upload.php ( 0.84 KB )
/www/wwwroot/learn/thinker/admin/application/tags.php ( 1.23 KB )
/www/wwwroot/learn/thinker/admin/application/common.php ( 23.67 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/helper.php ( 17.30 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Debug.php ( 7.13 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Log.php ( 6.05 KB )
/www/wwwroot/learn/thinker/admin/addons/alioss/Alioss.php ( 3.68 KB )
/www/wwwroot/learn/thinker/admin/vendor/karsonzhang/fastadmin-addons/src/Addons.php ( 7.05 KB )
/www/wwwroot/learn/thinker/admin/addons/summernote/Summernote.php ( 1.01 KB )
/www/wwwroot/learn/thinker/admin/addons/user/User.php ( 2.53 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Cache.php ( 6.10 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/cache/driver/File.php ( 7.27 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/cache/Driver.php ( 5.98 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/View.php ( 6.77 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/view/driver/Think.php ( 5.64 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Template.php ( 44.92 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/template/driver/File.php ( 2.24 KB )
/www/wwwroot/learn/thinker/admin/application/common/behavior/Common.php ( 3.02 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Lang.php ( 7.42 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/lang/zh-cn.php ( 11.81 KB )
/www/wwwroot/learn/thinker/admin/application/index/lang/zh-cn.php ( 10.79 KB )
/www/wwwroot/learn/thinker/admin/extend/fast/Form.php ( 39.79 KB )
/www/wwwroot/learn/thinker/admin/addons/alioss/config.php ( 6.08 KB )
/www/wwwroot/learn/thinker/admin/application/index/controller/Question.php ( 4.41 KB )
/www/wwwroot/learn/thinker/admin/application/common/controller/Frontend.php ( 4.81 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Controller.php ( 6.07 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/traits/controller/Jump.php ( 4.92 KB )
/www/wwwroot/learn/thinker/admin/application/common/library/Auth.php ( 14.54 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Cookie.php ( 8.17 KB )
/www/wwwroot/learn/thinker/admin/application/common/model/Config.php ( 6.71 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Model.php ( 69.88 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Url.php ( 12.72 KB )
/www/wwwroot/learn/thinker/admin/addons/alioss/library/Auth.php ( 3.61 KB )
/www/wwwroot/learn/thinker/admin/addons/summernote/config.php ( 3.35 KB )
/www/wwwroot/learn/thinker/admin/application/common/model/CourseQuestion.php ( 2.31 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Db.php ( 6.67 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/db/connector/Mysql.php ( 3.89 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/db/Connection.php ( 29.98 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/db/Query.php ( 93.80 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/db/builder/Mysql.php ( 4.53 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/db/Builder.php ( 31.81 KB )
/www/wwwroot/learn/thinker/admin/runtime/temp/9da0f67e63f61dc8b3e98590381a4945.php ( 18.73 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/Response.php ( 8.28 KB )
/www/wwwroot/learn/thinker/admin/thinkphp/library/think/debug/Html.php ( 4.17 KB )

题目详情

相关题目