In the formula for Z-test statistic Z = x - _0sqrt(n), mark the incorrect statement. Option 1: x is sample mean Option 2: _0 is population mean Option 3: n is sample size Option 4: is variance of the population

The answer is 'is variance of the population'. View full solution:

CUET Mathematics - In the formula for Z-test statistic Z = x - _0sqrt(n), mark the incorrect statement. | PYQs + Solutions

CUET Mathematics 2023 23 May Shift 3

Applied Mathematics

Easy

$\bar{x}$ is sample mean

$\mu_0$ is population mean

n is sample size

$\sigma$ is variance of the population

✅ Correct Option: 4

Related questions:

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 :

22 May Shift 3

Match List - I with List - II.

	List - I		List - II
(A)	Left tailed test	(I)	$H_0 : \mu = 50$
(B)	Two tailed test	(II)	$H_1 : \mu > 50$
(C)	Null hypothesis	(III)	$H_1 : \mu < 50$
(D)	Right tailed test	(IV)	$H_1 : \mu \neq 50$

Choose the correct answer from the options given below :

7 June Shift 1

Out of 1000 employees, 100 have to be selected for a survey . After being arranged in the alphabetical order each one is assigned a number from 1 to 1000. A number 4 is selected and then every 10th person is selected (i.e 4 , 14, 24 ... ) . Which form of sampling is this an example of ?

CUET Mathematics 2023 23 May Shift 3 PYQs

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