The mean fuel economy consumption (in miles per gallon) for SUV’s is 21mpg and the standard deviation is 2.9 mpg. The mean fuel economy consumption for trucks is 17 mpg and the standard deviation is 2.0 mpg. Find the corresponding coefficients of variation to determine which type of car has more variability.

The password for your online exam is: practiceThe link for the online exam is in the Step 1 folder and you should have opened it along with your  university email tab in a new tab before you begin this test.Instructions:Before you begin your exam, hold up all sheets of paper you will be using to the camera to show that there is nothing written on it. If your instructor allows the use of formula sheets or a handheld calculator, please hold these up to the camera as well.Enter the password found above into the online exam tab open in Step 1 and complete the exam. Once completed, hold up each completed sheet of paper to the camera.Answer the Yes/No question below and proceed to the next question.DO NOT SUBMIT OR CLOSE YOUR TEST before answering all the questions.Question:I have completed and submitted my online exam and I have held up all my sheets of paper (front and back) to record an image of them on the camera.

Which organs belong to the integumentary system?  

Smooth muscles that are attached to hair follicles and produce “goosebumps” when they contract are called ………..

The functional unit of a muscle fiber is the: …………………………..

Which cell type breaks down bone?  

Cell membranes are constructed mainly of ………………….

Long bones include the: ………………………

Which organelle is the major site of ATP production?

The terms and phrases in the key relate to one type of muscle tissue. Using the key, choose the best response to identify the type of muscle tissue. Key: striated branching cells Involuntary intercalated discs