For the given measurement, briefly describe any likely sources of random error and any likely sources of systematic error.The average income of 100 people is calculated by using the incomes which they reported on credit card applications. These incomes are entered onto a computer and a statistical package is used to calculate the average income.
What will be an ideal response?
Answers may vary. Possible answer
Possible source of random error:
Errors in entering the data
Possible source of systematic error:
On credit card applications people tend to report their income as higher than it actually is, in order to be accepted for a credit card.
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Convert. When necessary, round the answer to two decimal places.144 fluid ounces = cups
A. 72 B. 36 C. 18 D. 288
If the number in the statement is written in scientific notation, write it without exponents. If it is written without exponents, write it in scientific notation.The life span of the average male human being is approximately 37,843,200 minutes.
A. 3.78432 × 105 min B. 3.78432 × 107 min C. 3.78432 × 106 min D. 37.8432 × 106 min
Write a proportion that models the situation described. Then, solve the proportion for x.If 3.3 ounces of oil are to be added to 23.1 gallons of gasoline, then x ounces of oil should be added to 51.1 gallons of gasoline.
A. 
= 
; x = 357.7 ounces
B. 
= 
; x = 7.2 ounces
C. 
= 
; x = 7.5 ounces
D. 
= 
; x = 7.3 ounces
Solve the system by the substitution method.5
- y2 = 10
A. (- 
, 0), (
, 0), (- 
, 5), (
, 5)
B. (- 
, 5), (
, 5)
C. (0, - 
), (0, 
), (5, - 
), (5, 
)
D. (- 
, 0), (
, 0)