QUESTION 7 For Problems #7 through #9, consider the following context: Consider the following discrete probability distribution, P(x), where x is the number of snacks, meals or other food items purchased weekly by loyalty reward customers at the Pinelands Perks Coffee Shop, excluding beverages: X 0 1 2 3 4 5 6 7 P(x) 20% 35% 15% 12% 8% 5% 4% ?? What percentage of loyalty reward customers make seven snack, meal or other food purchases weekly, excluding beverages? [COMMENTS & HINTS: Express as a whole percentage with percent symbol.]
QUESTION 7
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For Problems #7 through #9, consider the following context:
Consider the following discrete probability distribution, P(x), where x is the number of snacks, meals or other food items purchased weekly by loyalty reward customers at the Pinelands Perks Coffee Shop, excluding beverages:
X
0
1
2
3
4
5
6
7
P(x)
20%
35%
15%
12%
8%
5%
4%
??
What percentage of loyalty reward customers make seven snack, meal or other food purchases weekly, excluding beverages? [COMMENTS & HINTS: Express as a whole percentage with percent symbol.]
QUESTION 8
-
For Problems #7 through #9, consider the following context:
Consider the following discrete probability distribution, P(x), where x is the number of snacks, meals or other food items purchased weekly by loyalty reward customers at the Pinelands Perks Coffee Shop, excluding beverages:
X
0
1
2
3
4
5
6
7
P(x)
20%
35%
15%
12%
8%
5%
4%
??
On average, how many snacks, meals or other food purchases do the loyalty rewards customers purchase weekly, excluding beverages? [COMMENTS & HINTS: Round to the nearest whole number.]
QUESTION 9
-
For Problems #7 through #9, consider the following context:
Consider the following discrete probability distribution, P(x), where x is the number of snacks, meals or other food items purchased weekly by loyalty reward customers at the Pinelands Perks Coffee Shop, excluding beverages:
X
0
1
2
3
4
5
6
7
P(x)
20%
35%
15%
12%
8%
5%
4%
??
What shape best describes this discrete probability distribution of the random variable?
a. Response (a): Binomial
b. Response (b): J-Shaped
c. Response (c): Rectangular or Uniform
d. Response (d): Skewed Left or Negatively Skewed
e. Response (e): Skewed Right or Positively Skewed
f. Response (f): Symmetric or Triangular
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