Explain which battery is most likely to last

Assignment Help Basic Statistics

Reference no: EM131394426

Two companies market new batteries targeted at owners of personal music players. DuraTunes claims a mean battery life of 11 hours, while RockReady advertises 12 hours.

a) Explain why you would also like to know the standard deviations of the battery lifespans before deciding which brand to buy.

b) Suppose those standard deviations are 2 hours for DuraTunes and 1.5 hours for RockReady. You are headed for 8 hours at the beach. Which battery is most likely to last all day? Explain.

c) If your beach trip is all weekend, and you probably will have the music on for 16 hours, which battery is most likely to last? Explain.

Reference no: EM131394426

Questions Cloud

Analysis of drug concentrations in blood : Analysis of drug concentrations in blood for therapeutic drug monitoring (TDM) in patients, for example for a drug with a narrow therapeutic window or in cases where the patient has impaired renal clearance, which may include analysis of the drug ..

Discuss a swot analysis and provide a detailed explanation : In the assignment, within a report, you will create a SWOT analysis, discuss a SWOT analysis and provide a detailed explanation of what considerations led to the determination of the SWOT components

Why would you choose those two particular pieces : If the museum you are visiting suddenly caught fire, which two pieces of art or exhibits would you most want to see saved from the fire? Why would you choose those two particular pieces?

What is jumbo juice''s cost of preferred stock : Jumbo Juice's preferred stock pays a constant dividend equal to $4.75 per share. The firm's marginal tax rate is 40 percent. Jumbo Juice incurs a 5 percent flotation cost each time it issues preferred stock.

Explain which battery is most likely to last : If your beach trip is all weekend, and you probably will have the music on for 16 hours, which battery is most likely to last? Explain.

Which students overall performance was better : To qualify for language honors, a major must maintain at least an 85 average for all language courses taken. So far, which student qualifies?

What is the optimal capital budget : Its target capital structure consists of 35 percent debt and 65 percent common equity. If Tri-Q's marginal tax rate is 40 percent, what is the optimal capital budget?

Explain saras point of view in given contention : Sara scored an 88 on the first but only a 65 on the second. Although Reginald s total score is higher, Sara feels she should get the higher grade. Explain her point of view.

Synthesize and analyze various policies and issues : Define societal problems and analyze potential political and economic solutions to judge those that provide the greatest good for the greatest number.

User Account

All Pages