Forecasts and actual sales of MP3 players at Just Say Music are as follows: Month Forecast Actual Sales March 150 170 April 220 229 May 205 192 June 256 241 July 250 238 August 260 210 September 270 225 October 280 179 a. Plot the data and provide insights about the time series. b. What is the forecast for November, using a two-period moving average

range is infinite on both x and y axis positive and negative

step-by-step explanation:

part d

step-by-step explanation:

theresa talked her parents into getting sd cards for her phone and her brother’s phone. inserting an sd card into a phone gives it more storage. they both get 8-gigabyte sd cards. how many bits of storage come with each sd card? type your answer in both scientific and standard notation.

explanation:

infrared radiation has wavelength in the range between 700 nm and 1 mm. lets' convert these values into scientific notation, keeping in mind that:

let's start from the lower value, we have:

(we moved the dot two places to the left, so we increased the exponent by 2 units, from -9 to -7)

the higher value is:

so, the range of wavelength of infrared radiation is: