Independent Activity 1 Beth's Bread and Pastry Shop determines the number of cupcakes sold per day with its corresponding probabilities. Find the mean, variance, and standard deviation of the probability distribution below. If Beth, the owner of the shop is claiming that the average number of cupcakes sold in a day is 150 pieces, do you think it is a believable claim? Number of cupcakes sold per day (x) 90 120 135 150 160 175 Probability P(x) Practice Activity 2 0.15 0.10 0.20 0.20 0.20 0.15

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the standard deviation is equal to
Independent Activity 1
Beth's Bread and Pastry Shop determines the number of cupcakes sold per day with
its corresponding probabilities. Find the mean, variance, and standard deviation of
the probability distribution below. If Beth, the owner of the shop is claiming that the
average number of cupcakes sold in a day is 150 pieces, do you think it is a believable
claim?
Number of cupcakes
sold per day (x)
90
120
135
150
160
175
Probability P(x)
Practice Activity 2
0.15
0.10
0.20
0.20
0.20
0.15
Analyze the following pairs of data and identify which of the following will most likely
yield to a higher variance and higher standard deviation. Put a check mark on the
appropriate box.
1.
Number of students from different grade levels.
Number of boys in a family with three children.
2.
Number of fish inside the aquarium from different households.
Number of fish inside a can from the different local brands of sardines.
Number of COVID-19 patients from different hospitals.
Number of family members with fever in a barangay.
4.
Number of M & M's peanuts inside a 1.69 0z bag from different retail
stores.
99
3.
Transcribed Image Text:the standard deviation is equal to Independent Activity 1 Beth's Bread and Pastry Shop determines the number of cupcakes sold per day with its corresponding probabilities. Find the mean, variance, and standard deviation of the probability distribution below. If Beth, the owner of the shop is claiming that the average number of cupcakes sold in a day is 150 pieces, do you think it is a believable claim? Number of cupcakes sold per day (x) 90 120 135 150 160 175 Probability P(x) Practice Activity 2 0.15 0.10 0.20 0.20 0.20 0.15 Analyze the following pairs of data and identify which of the following will most likely yield to a higher variance and higher standard deviation. Put a check mark on the appropriate box. 1. Number of students from different grade levels. Number of boys in a family with three children. 2. Number of fish inside the aquarium from different households. Number of fish inside a can from the different local brands of sardines. Number of COVID-19 patients from different hospitals. Number of family members with fever in a barangay. 4. Number of M & M's peanuts inside a 1.69 0z bag from different retail stores. 99 3.
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