Mathematics, 12.12.2019 22:31 briizy
For each of the 4 stroke categories, consider a random variable representing the time of a randomly selected swimmer in that category. what is the standard deviation of the sum of the 4 random variables? 0.83 seconds a 1.67 seconds b 2.80 seconds c 3.32 seconds d 3.76 seconds e submit
Answers: 2
Mathematics, 21.06.2019 16:00
The scale for a map is 20 miles = 1/2 inch. the distance between two towns on the map is 3 3/4 inches. what is the actual distance between these towns? 150 miles 38 miles 75 miles 135 miles
Answers: 3
Mathematics, 21.06.2019 16:30
Which elements in the set below are integers? 12, β3β4,β 25 , β7, β 5 , 14β7, 9 a. 12, β 25 , β7, 9 b. 12, β 25 , β7, 14β7, 9 c. β3β4, 25 , β 5 ,14β7 d. 12, β7, 9
Answers: 2
Mathematics, 21.06.2019 23:50
Which of the following are independent events? a) knowing that it is going to rain tomorrow, and bringing an umbrella to schoolb) knowing that you have to get up early tomorrow, and going to bed before 9 p.mc) knowing that it is going to rain tomorrow, and going to bed before 9 p.md) knowing that you have a test in school tomorrow, and studying thw night before
Answers: 2
Mathematics, 22.06.2019 03:30
Ashop has a sale that offers 20% off all prices. on the final day they reduce all the sale prices by 25% linz buys a ratio on the day. work out the overall percentage reduction on the price of the ratio
Answers: 2
For each of the 4 stroke categories, consider a random variable representing the time of a randomly...
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