Frequency The following data represents the age of 30 lottery winners.

Given the frequency distribution for the data,

Age Frequency Relative Frequency Cumulative Relative Frequency

[20,29] 2 0.0667 0.0667

[30,39] 4 0.1333 0.2

[40,49] 5 0.1667 0.3667

[50,59] 8 0.2667 0.6334

[60,69] 4 0.1333 0.7667

[70,79] 6 0.2 0.9667

[80,89] 1 0.0333 1

What is the frequency of lottery winners of age between 19 and 40?

What percentage of lottery winners are 70 years or older?

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What is the relative frequency of ages under 40?

What is the cumulative relative frequency of lottery winners younger than 50?

Which graph shows the cumulative relative frequency?

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Say that a supplier claims they are 99% confident that their products will be in the interval of 50.02 to 50.38. you take samples and find that the 99% confidence interval of what they are sending is 50.00 to 50.36. what conclusion can be made? homework : 5vd. comparing sample confidence intervals with given intervals (links to an external site.)links to an external site. (3: 43) 5dc. confidence intervals in manufacturing, high vs low level of confidence, wide vs narrow (links to an external site.)links to an external site. (docx) the supplier is less accurate than they claimed the supplier products have a lower mean than claimed the supplier is more accurate than they claimed the supplier products have a higher mean than claimed