When exponents are separated by a parenthesis it means you need to add them. Because the parenthesis is around the entire number then you raise everything inside the parenthesis to the outside exponent. Then anything raised by 0 as an exponent is automatically 1.

You think of this visually as 3a*3a*3a= 27a^9 is your answer

8 0

3 years ago

A simple random sample of the sitting heights of 36 male students has a mean of 92.8cm. The population of males has sitting heig

Naily [24]

Answer:

there is sufficient evidence to support the claim that male student have a sitting height different of 91.4 cm.

Step-by-step explanation:

p value = 0.0198

level of significance = 0.05

hypothesis:-

$H_{0}:\mu=91.4$

$H_{1}:\mu\neq91.4$

decision:-

p value = 0.0198 <0.05

so, we reject the null hypothesis.]

8 0

3 years ago