Refer to Exercise 9.
a. Find a 95% lower confidence interval for the mean mass.
b. An engineer claims that the mean mass is greater than 38.25kg. With what level of confidence can this statement be made?
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About 25% of blood is composed of a tan-colored fluid called plasma
Indicate whether the statement is true or false
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Determine v(t) for t > 0 in the circuit in Fig. 7.114 if v(0) = 0.
 FIGURE 1.png)
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Present the results of the following operations using the proper number of significant digits.
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When carrying or storing a hand tool, be careful to protect its _____
a. cutting edge b. holder c. finish d. handle
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