Answer:
Step-by-step explanation:
Hypothesis test about a population mean is done to evaluate two exclusive statements about a population in order to determine which is best supported by the sample data.
From the situations given, the correct options are
b. A recent study estimated that 20% of all college students in the United States smoke. The head of Health Services at Goodheart University suspects that the proportion of smokers may be lower there. This would require taking a sample and determining the probability of success.
c. A certain prescription allergy medicine is suppose to contain an average of 245 parts per million (ppm) of active ingredient. The manufacturer wants to check whether the mean concentration in a large shipment of pills is 245 ppm or not.
d. A report on the College Board website stated that in 2003 males scored generally higher than females on the SAT exam. An educational researcher wants to check whether this is true in her school district.
Answer:
351.658 square in
Step-by-step explanation:
First find the circumference of the circle
C = 25.13
Find area of the circle
A = 50.27
Multiply the circumference by the height
25.13 × 10 = 251.3
Add 251.3 with 50.27 twice
251.13 + 50.27 + 50.27 ≈ 351.658
Therefore your answer is D) 351.658 square in
The rational bumber between -2 and 0 is -1
Answer:
-9/50
Step-by-step explanation:
Answer:
the revenue recognized is $1,275
Step-by-step explanation:
The computation of the revenue recognized is shown below:
= Number of boxes of strawberries sold to customers × price per box
= 85 boxes × $15
= $1,275
Hence, the revenue recognized is $1,275
We simply applied the above formula and the same should be considered
Also
= 130 - 85
= 45 boxes would not be recognized as sale is not made
