The cable company is using stratified sampling
Answer:
B. The p-value should be higher than 0.05
Step-by-step explanation:
p-value is smaller than 0.05 means that there is significant difference in mean bicep curls made with right hand and left hand.
Since 95% confidence interval for the true mean difference is given as (-9.242, 0.2472), and confidence interval includes the value 0, we cannot say that there is significant difference. Therefore p-value is not smaller than 0.05, it is higher than 0.05.
Answer:
It is 36
Step-by-step explanation:
minus × minus equals + so its 36
Answer:
The first piece is 15 in and the second piece is 21 in
Step-by-step explanation:
5 + 7 = 12
3 ft = 3 x 12 in = 36 in
36 ÷ 12 = 3
5 x 3 = 15 7 x 3 = 21
The first piece is 15 in and the second piece is 21 in