The weights of envelopes sent from an insurance office are

Assignment Help Basic Statistics

Reference no: EM13618408

The weights of envelopes sent from an insurance office are normally distributed with mean = 12 ounces and standard deviation of 3.7 ounces. The mail room clerk would like to know the average weight of 20 envelopes. What is the probablilty that the mean weight x is heavier than 13 ounces

Reference no: EM13618408

Questions Cloud

Determine the frequency of the wave received by the : dolphins communicate using sound waves underwater. suppose a dolphin emits a sound wave with frequency 660 hz while

Ernies mufflers has current liabilities of 45 million cash : ernies mufflers has current liabilities of 45 million. cash makes up 5 percent of the current assets and accounts

Scuba inc is concerned about the taxes paid by the company : scuba inc. is concerned about the taxes paid by the company in 2008. in addition to 5 million of taxable income the

You would like to buy shares of ralph lauren rl the current : you would like to buy shares of ralph lauren rl. the current bid and ask quotes are 85.13 and 85.20 respectively. you

The weights of envelopes sent from an insurance office are : the weights of envelopes sent from an insurance office are normally distributed with mean 12 ounces and standard

The pipe temperature increase to 220 degree f when in use : a 25 ft long standard steel steam pipe is installed at 60 degrees f. the pipe temperature increase to 220 degree f when

A circuit consists of a resistor in series with an : a circuit consists of a resistor in series with an inductor and an ac generator that supplies an rms voltage of 115 v.

Triplette corp began the year 2008 with -5 million in : triplette corp. began the year 2008 with -5 million in retained earnings. the firm earned net income of 10 million in

A 10kg hammer strikes a nail at a velocity of 81ms and : a 10kg hammer strikes a nail at a velocity of 8.1ms and comes to rest in a time interval of 8.5ms . what is the impulse

User Account

All Pages