CUET Mathematics - Consider the following hypothesis test : _o : ≤ 26 _a : > 26 A sample of 36 is provided with a sample mean of 25.75. The population standard deviation is 3. The value of the test statistic is : | PYQs + Solutions

CUET Mathematics 2023 30 May Shift 3

Applied Mathematics

Easy

1.5

$-0.5$

0.75

$-0.25$

✅ Correct Option: 2

Related questions:

22 May Shift 3

For testing the difference between the means of two samples, the following data is available :

	Size	Mean	Variance
Sample 1	5	40	101
Sample 2	7	30	60

The value of the t-statistics is :

7 June Shift 1

T- test : A t- test is a test of difference for parameter data $t = \frac{\overline{x1} - \overline{x2}}{s\sqrt{\frac{1}{n1} + \frac{1}{n2}}}$

Then read the following statements and choose the correct statements

(A) the null hypothesis and the alternative hypothesis have the same viewpoint

(B) In t- test testing the significance of mean value is done, when sample size is small

(D) Testing is a process used by statisticians to accept or reject the hypothesis

(E) if the value of test statistics is greater than the table values, we do not reject the null hypothesis

Choose the correct answer from the options given below :

22 May Shift 3

A simple random sample consists of five observations 2, 4, 7, 12, 15. The point estimate of the population mean is :

CUET Mathematics 2023 30 May Shift 3 PYQs