Answer: 9
Step-by-step explanation:
60 x 15/100 = 9
<h2><em>Spymore</em></h2>
Answer is squareroot of 21 or 4.58 in decimal
by pythagorean theorem
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Answer: The sample mean
Step-by-step explanation:
The confidence interval is given by :-
Sample mean ± Margin of error
Given : The scores on a standardized test are normally distributed. If a random sample of standardized test scores is taken and the confidence interval is (497,537).
i.e. Sample mean - Margin of error = 497 ..(i)
Sample mean + Margin of error=537 ..(ii)
Adding (1) and (2), we get
2 (Sample mean) = 1034
⇒Sample mean = 517
Hence, the sample mean
Answer: d
Step-by-step explanation:
Answer:
c- Jenika has the cashier run her debit card as a credit purchase, rather than debit, to avoid having to enter her PIN.
Step-by-step explanation: