Answer:
49
Step-by-step explanation:
Given:
Width = 0.4
Let's take the z value of 95% which is = 1.96
Let's assume population proportion p1 and p2 = 0.5
For margin of error E, the relation between the width and margin of error is 2E.
i.e 2E = 0.4
E = 0.2
To find the sample size, n, let's use the formula :


= 48.02
≈ 49
Answer: 77-p
Step-by-step explanation:
o=other number
o+p=77
o+p-p=77-p
o=77-p
Answer:A
Step-by-step explanation:
Answer:
A. The median weight for shelter A is greater than that for shelter B.
D. The data for shelter B are a symmetric data set.
E. The interquartile range of shelter A is greater than the interquartile range of shelter B.
Step-by-step explanation:
ty for the ptsss
The equation in standard form is Y=2x-3