The most logical ones would be C and D spends on ur grade I would say C though
Answer:
x =21
Step-by-step explanation:
add 6 to 15 to equalize the equation
(6p-1)(6p+1)
Step-by-step explanation:
Now foil. You would get 36p^2+6p-6p-1 so you cancel out your 6ps and that leaves you with (6p-1)(6p+1)
Answer:
0.10
Step-by-step explanation:
Average age of Iowa residents = 37 years
Amy believes that the average age in her hometown in Iowa is not equal to this average
Alternative hypothesis : µ ≠ 37
Sample size = 30
t - test statistic = 1.311
The p-value of the test statistic can be obtained using the online p-value calculator :
The p- value obtained using a t-test statistic value of 1.311 and a degree of freedom (df =N-1; 30 - 1 = 29) at a 0.05 significance level = 0.100072 = 0.10 ( nearest hundredth)
Answer: the answer is c
Step-by-step explanation:
25 divided by 400 is 16
