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50_32515 » Modules > WebAssign Homework > WebAssign Homework Stat 50 #32515
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ILLOWSKYINTROSTAT1 2.HW.104.
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A music school has budgeted to purchase 3 musical instruments. They plan to purchase a piano costing $4,000, a guitar costing $550, and
a drum set costing $700. The mean cost for a piano is $5,000 with a standard deviation of $2,000. The mean cost for a guitar is $450 with
a standard deviation of $200. The mean cost for drums is $800 with a standard deviation of $100. (Enter your answers to two decimal
Places
places.)
reme
or below th
How many standard deviations above or below the average piano cost is the piano?
standard deviations below the average
05
ow many standard deviations above or below the average guitar cost is the guitar?
standard deviations above the average
any standard deviations above or below the average drum set cost is the drum set?
standard deviations