Ethan and Drew went on a 10-day fishing trip. The number of smallmouth bass caug

Question

Ethan and Drew went on a 10-day fishing trip. The number of smallmouth bass caught and released by the two boys each day is shown in the accompanying data table. Complete parts (a) and (b) Click the icon to view the data table. Find the population mean and the range for the number of smallmouth bass caught per day by each fisherman. Do these values indicate any differences between the two fishermen's catches per day? The range for the number of smallmouth bass caught per day by Ethan is The population mean for the number of smallmouth bass caught per day by Ethan is (Simplify your answer.) The range for the number of smallmouth bass caught per day by Drew is The population mean for the number of smallmouth bass caught per day by Drew is (Simplify your answer.) Do these values indicate any differences between the two fishermen's catches per day? Ethan and Drew went on a 10-day fishing trip. The number of smallmouth bass caught and released by the two boys each day is

Explanation / Answer

Result:

Descriptive statistics

Ethan

Drew

n

10

10

mean

10.00

10.00

sample standard deviation

5.03

7.97

sample variance

25.33

63.56

minimum

6

2

maximum

24

20

range

18

18

population variance

22.80

57.20

population standard deviation

4.77

7.56

1st quartile

8.00

2.25

median

9.00

9.00

3rd quartile

9.00

17.00

interquartile range

1.00

14.75

mode

9.00

2.00

Ethen:

Range : 18         Mean : 10

Drew:

Range : 18         Mean : 10

Answer: No.

b).

Ethen : population standard deviation: 4.8

Drew: population standard deviation: 7.6

Answer: Yes

Which fisherman has the more consistent record : Ethen.

Descriptive statistics

Ethan

Drew

n

10

10

mean

10.00

10.00

sample standard deviation

5.03

7.97

sample variance

25.33

63.56

minimum

6

2

maximum

24

20

range

18

18

population variance

22.80

57.20

population standard deviation

4.77

7.56

1st quartile

8.00

2.25

median

9.00

9.00

3rd quartile

9.00

17.00

interquartile range

1.00

14.75

mode

9.00

2.00

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