A simple random sample of size n < 30 for a quantitative variable has been obtained. Using the normal probability plot, the
correlation between the variable and expected z-score, and the boxplot, judge whether a t-interval should be constructed.
n = 14; Correlation = 0.956
Expected z-Score
70
80
90
100
110
120
70
80
90
100
110
120
NO
Yes

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The green family is a family of six people. they have used 4,885.78 gallons of water so far this month. they cannot exceed 9,750.05 gallons per month during drought season. write an inequality to show how much water just one member of the family can use for the remainder of the month, assuming each family member uses the same amount of water every month.

You are a clerk at convenience store. a customer owes 11.69 for a bag of potatoes chips. she gives you a five dollar bill. how much change should the customer receive?