Answer:
An integer is any negative or positive number that’s not a fraction. Ex: 1, -3
Step-by-step explanation:
It’s B. k. If you think about it and try to solve it in a notebook you’ll get the answer. Hope this helps
About 145 I gonna guess I dont know if that's right
Answer:
Option A) reject null hypothesis if z is greater than 1.645
Step-by-step explanation:
We are given the following in the question:
Sample size, n = 250
p = 30% = 0.3
Alpha, α = 0.05
Number of women belonging to union , x = 75
First, we design the null and the alternate hypothesis
This is a one-tailed(right) test.
Rejection Region:

So, the rejection region will be

That is we will reject the null hypothesis if the calculated z-statistic is greater than 1.645
Option A) reject null hypothesis if z is greater than 1.645