Recent activity by BillFienberg

Question

Consider the following hypothesis test. H0: μ ≥ 50 Ha: μ < 50 A sample of 36 is used. Identify the p-value and state your conclusion for each of the following sample results. Use α = 0.

asked Nov 27, 2024

1 answer 110k views

Find the range and the standard deviation of the set of data. 210,215,220,225,230,235,245 a) Range: 35, Standard deviation: 11.79 b) Range: 35, Standard deviation: 12.05 c) Range: 30, Standard deviation:

asked Oct 4, 2024

1 answer 21.5k views

e) The frequency distribution shows the salaries in million for specific year of top 25ceo’s in United States. Find the mean, variance and standard deviation. Class Boundaries Frequency 15.5-20.5 13 20.

asked Oct 2, 2024

1 answer 199k views

An electron from various excited states of hydrogen atom emit radiation to come to the ground state. Let λn,λg be the de Broglie wavelength of the electron in the nth state and the ground state respectively.

asked Jul 21, 2024

1 answer 104k views

3/195, 5/325, 9/585, 10/650. is it proportional

answered Jul 15, 2024

1 answer 48.0k views

What is the value of x in the solution to this system of equations? 5x - 5y = 120 y=-7x+8 O-20 20 00 Å

asked May 21, 2024

1 answer 24.3k views

The circumference of a sphere was measured to be 80 cm with a possible error of 0.5 cm. (a) Use differentations to estimate the maximum error (in cm2 ) in the calculated surface area. (Round your answer

asked Mar 23, 2024

1 answer 176k views

Why does 2^s represent the concentration of iodate?

answered Feb 29, 2024

1 answer 231k views

What did Ruby have to do before she was allowed to attend William Frantz Elementary School? answer choices a. write an essay b. do a book report c. meet all the kids in her class d. take a hard test

asked Feb 18, 2024

1 answer 148k views

Write the sentence as an equation. 197 divided by z is 159 Type a slash (/) if you want to use a division sign.

asked Feb 2, 2024

1 answer 97.9k views

Robert recorded the number of calls he made at work during the week: Day Calls Monday 20 Tuesday 12 Wednesday 10 Thursday 18 He expected to make 15 calls each day. To determine whether the number of calls

asked Feb 2, 2024

1 answer 107k views

What does the underlined word mean in the following sentence? La LUNA es brillante. Orain O moon O sun O cloud

answered Nov 3, 2023

2 answers 141k views

Which simple machine is best used to split apart an object?a screwa levera wedgea pulley

answered Sep 15, 2023

1 answer 117k views

Which word phrase represents the numerical expression? (7 - 3) ÷ 2 * 3 points The sum of seven and three, divided by two. The sum of seven and three, multiplied by two. The difference of seven and three,

answered Jun 15, 2023

2 answers 203k views

Write the CSS to configure an h1 selector with drop shadow text, a 50% transparent background color, and sans-serif font that is 4em in size.

answered Jun 13, 2023

1 answer 93.4k views

Mrs Silverstein has 14 boys and Il girls in her class. She must select two students at random to serve as the class presidents What is the probability that she will choose a boy followed by a giri?

asked May 24, 2023

1 answer 155k views

A redox reaction takes place when aqueous chlorine is added to potassium iodide solution. The equation for this reaction is: Cl2(aq) + 2KI(aq) → I2 (aq) + 2KCl(aq)

answered May 14, 2023

1 answer 55.7k views

Which medium did early Native American tribes of the West use to share their culture and history? (1 point) A. stories B. totem poles C. newspapers D. journals? Please help..

answered May 14, 2023

2 answers 124k views

A $10 T-shirt is on sale for $4. What is the percent of the discount?

answered Feb 23, 2023

1 answer 168k views

What does a good leader act like?

asked Feb 22, 2023

1 answer 66.6k views

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