A chi-square goodness-of-fit test is to be conducted to test whether a population is normally distributed. no statement has been made regarding the value of the population mean and standard deviation. a frequency distribution has been formed based on a random sample of 500 values. the frequency distribution has equal 7 classes. assuming that the test is to be conducted at the alphaequals0.01 level, determine the correct decision rule to be used.

Malia is observing the velocity of a cyclist at different times. after two hours, the velocity of the cyclist is 15 km/h. after five hours, the velocity of the cyclist is 12 km/h. part a: write an equation in two variables in the standard form that can be used to describe the velocity of the cyclist at different times. show your work and define the variables used. (5 points) part b: how can you graph the equations obtained in part a for the first 12 hours? (5 points) if you can try and make this as little confusing as you can

Mindy bought 5/8 pound of almonds and a 3/4 pound of walnuts.which pair of fraction cannot be used to find how many pounds of nuts she bought in all.

Asailor is looking at a kite. if he is looking at the kite at an angle of elevation of 36and the distance from the boat to the point where the kite is directly overhead is 40 feet, how high is the kite?