Which of the following is the main purpose for conducting a hypothesis test about a population mean? A. To decide if the data is from a simple random sample

B. To decide if the data of the sample is large enough

C. To decide if the data is suitable for constructing a confidence interval

D. To decide if the observed experimental result is due to chance

step-by-step explanation:

10.50 + taxes which added up to 11.50

6 hours 48 min

step-by-step explanation:

68÷5=13.6

13.6×30=408min=6 hours 48 min.

hope to and hope that my answer is brainliest.(follow me )

let's solve your equation step-by-step.

24−3x=−27

step 1: simplify both sides of the equation.

24−3x=−27

24+−3x=−27

−3x+24=−27

step 2: subtract 24 from both sides.

−3x+24−24=−27−24

−3x=−51

step 3: divide both sides by -3.

−3x

−3

=

−51

−3

x=17

answer:

x=17

step-by-step explanation:

mark brainliest and have a great day!

idk

step-by-step explanation: