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The lifetime (in months) of

A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random sample of 64 bulbs has a mean
1. 1 answer
2. 86 views
A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random sample of 64 bulbs has a mean
1. 1 answer
2. 85 views
A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random sample of 64 bulbs has a mean
1. 1 answer
2. 89 views
A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random sample of 64 bulbs has a mean
1. 1 answer
2. 75 views
A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random sample of 64 bulbs has a mean
1. 1 answer
2. 90 views
A manufacturer claims that the average lifetime of its lightbulbs is equal to 36 months. A random sample of 64 bulbs has a mean
1. 1 answer
2. 96 views
Please let me know if I solved this rightThe lifetime of television produced by the Hishobi Company are normally distributed
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2. asked by Holly
3. 2,750 views
The lifetime of television produced by the Hishobi Company are normally distributed with a mean of 75 months and a standard
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2. asked by Karen
3. 908 views
Shown below are the data giving the length of life of lights in an underground tunnel.9.0 months 7.0 months 8.2 months 8.3
1. 1 answer
2. asked by Joy
3. 663 views
Shown below are the data giving the length of life of lights in an underground tunnel.9.0 months 7.0 months 8.2 months 8.3
1. 3 answers
2. asked by Joy
3. 910 views