Find probability that mean weight of those loads is less

Reference no: EM13144736

The mean weight of loads of rock is 45.0 tons with a standard deviation of 12.0 tons. If 16 loads are chosen at random for a weight check, find the probability that the mean weight of those loads is less than 42.00 tons. Assume that the variable is normally distributed.

Reference no: EM13144736

Questions Cloud

How many grams of nacl is needed : To make a 325 mL solution of 0.150 M NaCl, how many grams of NaCl need to be weighed out?

Describe biological explanations which support observations : One of the criteria for causality outlined by Sir Austin Bradford Hill is biological plausibility. Describe three biological explanations which support observations that male circumcision protects against HIV acquisition.

How many joules of energy are need : The specific heat of silver is .24 j/g. How many joules of energy are need to warm 4.37g from 25 to 27.5 ?

Tax consequences of the partnership : Justin and Tiffany form the equal TJ Partnership, Justin contributes cash of $20,000 and land (fair market value of $80,000, adjusted basis of $65,000), and Tiffany contributes the assets of her sole proprietorship (value of $100,000, adjusted bas..

Find probability that mean weight of those loads is less : Find the probability that the mean weight of those loads is less than 42.00 tons. Assume that the variable is normally distributed.

Discuss an instance where you failed to properly : The concept of relevance is critical to properly applying managerial accounting tools. As a practical matter, it is easier to understand than it is to apply. Think back on your own experiences, and discuss an instance where you failed to properly ..

How differences between the hiv epidemics in sub-saharan : The results of any study must be interpreted cautiously so that causal inference is not extended to a population different from the study participants in important ways.

How much energy is released as heat : Consider the reaction: C2H5OH (l) + 3O2 (g) --> 2 CO2 (g) + 3 H2O (l) , ?H= -1.37 x 103 kJ When a 24.8-g sample of ethyl alcohol (molar mass = 46.07 g/mol) is burned, how much energy is released as heat?

What stakeholder interests are in conflict : Should companies manage fixed assets with the same level of rigor as inventory? What stakeholder interests are in conflict? What ethical issues does Phillips face? How should these costs be allocated?

User Account

All Pages