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Time Series Analysis Interview Questions and Answers
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Questions
Time Series Analysis
0
votes
It is a good practice to apply Forecasting models for non-stationary time series
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
What is the default aggregation function while resampling a time series in pandas
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
AIC Stands for
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
aic
time-series
0
votes
In Time Series data , the observations are captured over varying time intervals.
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
In pandas I can combine two time series with different frequencies into a single time series
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
I cannot plot resampled Time Series data in Python
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
What is the function used for plotting the values of a time series using Python?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
Down sampling is the process of converting a ______________ to __________________ frequency.
asked
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
When I upsample my time series and I find many missing values , how do I fill the missing values?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
What function in Python helps in creating Date Time index for data that does not have date or time values captured?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
What is the function to plot a lag plot for a time series using python?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
What is the function to offset the date for daylight saving?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
daylight-saving
time-seies
time-analysis
0
votes
If the mean and variance of a Time Series is constant over time , it is called a _____________ Time Series.
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
What does freq='T' signify while passing this parameter to the date_range() function ?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
Augmented Dickey-Fuller test cannot be used for identifying if a Time Series is Stationary.
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
What package in Python provides features to work with Time Zones?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analsysi
0
votes
I can write my custom aggregation function while resampling my time series in Pandas.
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
If the p value is > 0.05 during the ADF test of the time series then the series is said to be
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
Time Series data is indexed by _______________?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
Auto Correlation Function Plot can be used for determining if a Time Series is stationary or not.
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
auto-correlation
correlation-function-plot
time-series
0
votes
For the WMT stock open prices time series perform a stationarity test using ADF. How is the time series behaving?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
For the XOM stock close prices time series perform a stationarity test using ADF. What is the p-value?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
xom-stock
time-series
time-analysis
0
votes
For the WMT stock open prices time series perform a stationarity test using ADF. What is the value of ADF statistic?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
For the WMT stock open prices time series perform a stationarity test using ADF. What is the p-value?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
For the XOM stock close prices time series perform a stationarity test using ADF. What is the value of the ADF statistic ?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
Perform a monthly resample/downsample of the time series. What is the minimum value for May?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
How many observations have you seen from Jan 1, 2011 to March 31, 2011?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-anallysis
0
votes
Perform a daily resample/upsample of the data. Do a forward filling of the missing values with limit of 2. What is the value for Jan 16,2011?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
0
votes
Perform a daily resample/upsample of the data. Do interpolation to fill the data. What is the value for Jan 12, 2011?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-anaysis
0
votes
Perform a monthly resample/downsample of the time series. What is the maximum value for February?
answered
Sep 19, 2022
in
Time Series Analysis
by
Robin
time-series
time-analysis
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