Here are the ages of 50 pennies, calculaced as AGE = CURRENT VEAR - VEAR ON PENNY. The data have been sorted from smallest to largest. 4444| 44455 5 55666 6778 10 10 10 11 12 13 18 20 20 21 21 21 21 22 23 25 26 29 29 30 38 (a) what is the average age (in yr) of the pennies? (b) What is the median age (in yr) of the pennies? yr (c) Based on the results of parts (a) and (b), how would you describe the age distribution of these 50 pennies? O The median is larger than the mean; therefore the distribution is skewed to the right. O The mean is same as the median; therefore the distribution is symmetric. O The mean is larger than the median; therefore the distribution is skewed to the right. O The mean is larger than the median; therefore the distribution is skewed to the left. (d) Draw a bax plot for the data set. HI t to

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Here are the ages of 50 pennies, calculated as AGE = CURRENT YEAR – YEAR ON PENNY. The data have been sorted from smallest to largest.
112
23
3
3
3
3
4 4 4| 4| 4| 4 4 55 5
5
56 6 6
6
7
78
10
10 10 11 12 | 13 18 | 20 20 21 21
21
21 22 23 25 26 | 29
29 30
38
(a) What is the average age (in yr) of the pennies?
уг
(b) what is the median age (in yr) of the pennies?
уг
(c) Based on the results of parts (a) and (b), how would you describe the age distribution of these 50 pennies?
O The median is larger than the mean; therefore the distribution is skewed to the right.
O The mean is same as the median; therefore the distribution is symmetric.
O The mean
larger than the median; therefore the distribution is skewed to the right.
O The mean
larger than the median; therefore the distribution is skewed to the left.
(d) Draw a box plot for the data set.
O5 to 15 20 25 30 35 40
아
10
20
40
* to i5 20 25 30 35 40
O to 15 20 25 30 35
Are there any outliers?
O Yes
O No
Does the box plot confirm your description of the distribution's shape?
O Yes
O No
Transcribed Image Text:Here are the ages of 50 pennies, calculated as AGE = CURRENT YEAR – YEAR ON PENNY. The data have been sorted from smallest to largest. 112 23 3 3 3 3 4 4 4| 4| 4| 4 4 55 5 5 56 6 6 6 7 78 10 10 10 11 12 | 13 18 | 20 20 21 21 21 21 22 23 25 26 | 29 29 30 38 (a) What is the average age (in yr) of the pennies? уг (b) what is the median age (in yr) of the pennies? уг (c) Based on the results of parts (a) and (b), how would you describe the age distribution of these 50 pennies? O The median is larger than the mean; therefore the distribution is skewed to the right. O The mean is same as the median; therefore the distribution is symmetric. O The mean larger than the median; therefore the distribution is skewed to the right. O The mean larger than the median; therefore the distribution is skewed to the left. (d) Draw a box plot for the data set. O5 to 15 20 25 30 35 40 아 10 20 40 * to i5 20 25 30 35 40 O to 15 20 25 30 35 Are there any outliers? O Yes O No Does the box plot confirm your description of the distribution's shape? O Yes O No
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