Answer to Question #337228 in Statistics and Probability for Snow

Question

2. A power company wants to see if the average amount of current passing through a series of connections is larger than 30 milliamperes (mA).

In words,

Ho: _______________________________________________ _______________________________________________

In symbols,

Ho: μ = 30

In words,

Ha: The average amount of current passing through a series of connections is larger than 30 milliamperes (mA).

In symbols,

Ha: ____________

One-tailed or directional test (specifically right-tailed)

Answer 1

Ho: The average amount of current passing through a series of connections is equal to 30 milliamperes (mA).

In symbols,

$H_0: μ = 30$

In words,

Ha: The average amount of current passing through a series of connections is larger than 30 milliamperes (mA).

In symbols,

$H_a0: μ > 30$

One-tailed or directional test (specifically right-tailed)